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New High-Severity Vulnerability Reported in Pulse Connect Secure VPN

New High-Severity Vulnerability Reported in Pulse Connect Secure VPN

May 25, 2021
Ivanti, the company behind Pulse Secure VPN appliances, has published a security advisory for a high severity vulnerability that may allow an authenticated remote attacker to execute arbitrary code with elevated privileges. "Buffer Overflow in Windows File Resource Profiles in 9.X allows a remote authenticated user with privileges to browse SMB shares to execute arbitrary code as the root user," the company  said  in an alert published on May 14. "As of version 9.1R3, this permission is not enabled by default." The flaw, identified as CVE-2021-22908, has a CVSS score of 8.5 out of a maximum of 10 and impacts Pulse Connect Secure versions 9.0Rx and 9.1Rx. In a report detailing the vulnerability, the CERT Coordination Center said the issue stems from the gateway's ability to connect to Windows file shares through a number of CGI endpoints that could be leveraged to carry out the attack. "When specifying a long server name for some SMB operations, the 
New Bluetooth Flaws Let Attackers Impersonate Legitimate Devices

New Bluetooth Flaws Let Attackers Impersonate Legitimate Devices

May 25, 2021
Adversaries could exploit newly discovered security weaknesses in Bluetooth Core and Mesh Profile Specifications to masquerade as legitimate devices and carry out man-in-the-middle (MitM) attacks. "Devices supporting the Bluetooth  Core  and  Mesh Specifications  are vulnerable to impersonation attacks and AuthValue disclosure that could allow an attacker to impersonate a legitimate device during pairing," the Carnegie Mellon CERT Coordination Center  said  in an advisory published Monday. The two Bluetooth specifications define the standard that allows for many-to-many communication over the short-range wireless technology to facilitate data transfer between devices in an ad-hoc network. The Bluetooth Impersonation AttackS, aka BIAS , enable a malicious actor to establish a secure connection with a victim, without having to know and authenticate the long-term key shared between the victims, thus effectively bypassing Bluetooth's authentication mechanism. "The
Navigating the Threat Landscape: Understanding Exposure Management, Pentesting, Red Teaming and RBVM

Navigating the Threat Landscape: Understanding Exposure Management, Pentesting, Red Teaming and RBVM

Apr 29, 2024Exposure Management / Attack Surface
It comes as no surprise that today's cyber threats are orders of magnitude more complex than those of the past. And the ever-evolving tactics that attackers use demand the adoption of better, more holistic and consolidated ways to meet this non-stop challenge. Security teams constantly look for ways to reduce risk while improving security posture, but many approaches offer piecemeal solutions – zeroing in on one particular element of the evolving threat landscape challenge – missing the forest for the trees.  In the last few years, Exposure Management has become known as a comprehensive way of reigning in the chaos, giving organizations a true fighting chance to reduce risk and improve posture. In this article I'll cover what Exposure Management is, how it stacks up against some alternative approaches and why building an Exposure Management program should be on  your 2024 to-do list. What is Exposure Management?  Exposure Management is the systematic identification, evaluation,
Apple‌ Issues Patches to Combat Ongoing 0-Day Attacks on macOS, tvOS

Apple‌ Issues Patches to Combat Ongoing 0-Day Attacks on macOS, tvOS

May 25, 2021
Apple on Monday rolled out security updates for  iOS ,  macOS ,  tvOS ,  watchOS , and  Safari  web browser to fix multiple vulnerabilities, including an actively exploited zero-day flaw in macOS Big Sur and expand patches for two previously disclosed zero-day flaws.  Tracked as CVE-2021-30713, the zero-day concerns a permissions issue in Apple's Transparency, Consent, and Control ( TCC ) framework in macOS that maintains a database of each user's consents. The iPhone maker acknowledged that the issue may have been exploited in the wild but stopped short of sharing specifics. The company noted that it rectified the problem with improved validation. However, in a separate report, mobile device management company Jamf said the bypass flaw was being actively exploited by XCSSET, a malware that's been out in the wild since August 2020 and known to propagate via modified  Xcode IDE projects  hosted on GitHub repositories and plant malicious packages into legitimate apps ins
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Researchers Link CryptoCore Attacks On Cryptocurrency Exchanges to North Korea

Researchers Link CryptoCore Attacks On Cryptocurrency Exchanges to North Korea

May 24, 2021
State-sponsored hackers affiliated with North Korea have been behind a slew of attacks on cryptocurrency exchanges over the past three years, new evidence has revealed. Attributing the attack with "medium-high" likelihood to the Lazarus Group (aka APT38 or Hidden Cobra), researchers from Israeli cybersecurity firm ClearSky said the campaign, dubbed " CryptoCore ," targeted crypto exchanges in Israel, Japan, Europe, and the U.S., resulting in the theft of millions of dollars worth of virtual currencies. The  findings  are a consequence of piecing together artifacts from a series of isolated but similar reports detailed by  F-Secure , Japanese CERT  JPCERT/CC , and  NTT Security  over the past few months. Since emerging on the scene in 2009,  Hidden Cobra  actors have used their offensive cyber capabilities to carry out espionage and cyber cryptocurrency heists against businesses and critical infrastructure. The adversary's targeting aligns with North Korean
What To Do When Your Business Is Hacked

What To Do When Your Business Is Hacked

May 24, 2021
As businesses move to a remote workforce, hackers have increased their activity to capitalize on new security holes. Cybercriminals often use unsophisticated methods that continue to be extremely successful. These include phishing emails to harvest credentials and gain easy access to business-critical environments. Hackers are also using ransomware to hold your data hostage, demanding a ransom payment in exchange for a decryption key that unlocks your stolen data.  When dealing with a cyberattack, there are practical steps you want to follow. What do these steps include? Quickly contain and isolate critical systems Report the hack to your customers and business stakeholders Engage the help of law enforcement Enact your disaster recovery and business continuity plans Analyze the attack, and remediate Quickly contain and isolate critical systems This first step is necessary: quickly contain and isolate critical systems. There is a chance that if you discover ransomware or o
Air India Hack Exposes Credit Card and Passport Info of 4.5 Million Passengers

Air India Hack Exposes Credit Card and Passport Info of 4.5 Million Passengers

May 22, 2021
India's flag carrier airline, Air India, has  disclosed  a data breach affecting 4.5 million of its customers over a period stretching nearly 10 years after its Passenger Service System (PSS) provider SITA fell victim to a cyber attack earlier this year. The breach involves personal data registered between Aug. 26, 2011 and Feb. 3, 2021, including details such as names, dates of birth, contact information, passport information, ticket information, Star Alliance, and Air India frequent flyer data as well as credit card data. But Air India said neither CVV/CVC numbers associated with the credit cards nor passwords were affected. The airline had previously  acknowledged  the breach on March 19, stating that "its Passenger Service System provider has informed about a sophisticated cyber attack it was subjected to in the last week of February 2021." In March, Swiss aviation information technology company SITA  disclosed  it suffered a "highly sophisticated attack&quo
Apple's Find My Network Can be Abused to Exfiltrate Data From Nearby Devices

Apple's Find My Network Can be Abused to Exfiltrate Data From Nearby Devices

May 17, 2021
Latest research has demonstrated a new exploit that enables arbitrary data to be uploaded from devices that are not connected to the Internet by simply sending "Find My" Bluetooth broadcasts to nearby Apple devices. "It's possible to upload arbitrary data from non-internet-connected devices by sending Find My [Bluetooth Low Energy] broadcasts to nearby Apple devices that then upload the data for you," Positive Security researcher Fabian Bräunlein  said  in a technical write-up disclosed last week. The study builds on a previous analysis by TU Darmstadt  published  in March 2021, which disclosed two distinct design and implementation flaws in Apple's crowdsourced Bluetooth location tracking system that could lead to a location correlation attack and unauthorized access to a user's location history of the past seven days. The investigation was augmented by the release of a framework called  OpenHaystack  that's designed to let any user create an &
Why Password Hygiene Needs a Reboot

Why Password Hygiene Needs a Reboot

May 17, 2021
In today's digital world, password security is more important than ever. While biometrics, one-time passwords (OTP), and other emerging forms of authentication are often touted as replacements to the traditional password, today, this concept is more marketing hype than anything else. But just because  passwords aren't going anywhere anytime soon  doesn't mean that organizations don't need to modernize their approach to password hygiene right now.  The Compromised Credential Crisis As Microsoft's  security team put it , "All it takes is one compromised credential…to cause a data breach." Coupled with the rampant problem of password reuse, compromised passwords can have a significant and long-lasting impact on enterprise security. In fact, researchers from Virginia Tech University found that over 70% of users employed a compromised password for other accounts up to a year after it was initially leaked, with 40% reusing passwords that were leaked over three years ago. Wh
Experts Warn About Ongoing AutoHotkey-Based Malware Attacks

Experts Warn About Ongoing AutoHotkey-Based Malware Attacks

May 17, 2021
Cybersecurity researchers have uncovered an ongoing malware campaign that heavily relies on AutoHotkey (AHK) scripting language to deliver multiple remote access trojans (RAT) such as Revenge RAT, LimeRAT, AsyncRAT, Houdini, and Vjw0rm on target Windows systems. At least four different versions of the campaign have been spotted starting February 2021, according to researchers from Morphisec Labs. "The RAT delivery campaign starts from an AutoHotKey (AHK) compiled script," the researchers  noted . "This is a standalone executable that contains the following: the AHK interpreter, the AHK script, and any files it has incorporated via the  FileInstall  command. In this campaign, the attackers incorporate malicious scripts/executables alongside a legitimate application to disguise their intentions." AutoHotkey is an open-source custom scripting language for Microsoft Windows that's meant to provide easy hotkeys for macro-creation and software automation, enablin
Hackers Using Microsoft Build Engine to Deliver Malware Filelessly

Hackers Using Microsoft Build Engine to Deliver Malware Filelessly

May 14, 2021
Threat actors are abusing Microsoft Build Engine (MSBuild) to filelessly deliver remote access trojans and password-stealing malware on targeted Windows systems. The actively ongoing campaign is said to have emerged last month, researchers from cybersecurity firm Anomali  said  on Thursday, adding the malicious build files came embedded with encoded executables and shellcode that deploy  backdoors , allowing the adversaries to take control of the victims' machines and steal sensitive information. MSBuild is an open-source build tool for .NET and Visual Studio developed by Microsoft that allows for compiling source code, packaging, testing, deploying applications. In using MSBuild to filelessly compromise a machine, the idea is to stay under the radar and thwart detection, as such malware makes use of a legitimate application to load the attack code into memory, thereby leaving no traces of infection on the system and giving attackers a high level of stealth. As of writing, o
Report to Your Management with the Definitive 'Incident Response for Management' Presentation Template

Report to Your Management with the Definitive 'Incident Response for Management' Presentation Template

May 14, 2021
Security incidents occur. It's not a matter of 'if' but of 'when.' There are security products and procedures that were implemented to optimize the IR process, so from the 'security-professional' angle, things are taken care of. However, many security pros who are doing an excellent job in handling incidents find effectively communicating the ongoing process with their management a much more challenging task. It's a little surprise — managements are typically not security savvy and don't really care about the bits and bytes in which the security pro masters. Cynet addresses this gap with the IR Reporting for Management PPT template , providing CISOs and CIOs with a clear and intuitive tool to report both the ongoing IR process and its conclusion. The IR for Management template enables CISOs and CIOs to communicate with the two key points that management cares about—assurance that the incident is under control and a clear understanding of imp
Big Cybersecurity Tips For Remote Workers Who Use Their Own Tech

Big Cybersecurity Tips For Remote Workers Who Use Their Own Tech

May 14, 2021
As the total number of people working from home has grown dramatically in the last year or two, so has the number of individuals who use all of their own technology for their jobs. If you're a remote worker who relies on your own PC to get your work done, then you may be at a heightened risk for some of the major threats that are impacting the computer industry as a whole. Relatively few people take all of the recommended precautions when using their own technology. While it's unlikely that people are engaged in any riskier behaviors than they were before, the fact that few people have the time to follow all the relevant pieces of cybersecurity news means some people might be unaware of certain active threats. That may explain how a password manager was  used to install malicious code  on a large number of client machines. Though you might not want to follow all of the news that comes out about security issues on a daily basis, you might find it helpful to pay close attentio
Colonial Pipeline Paid Nearly $5 Million in Ransom to Cybercriminals

Colonial Pipeline Paid Nearly $5 Million in Ransom to Cybercriminals

May 14, 2021
Colonial Pipeline on Thursday restored operations to its entire pipeline system nearly a week following a ransomware infection targeting its IT systems, forcing it to reportedly shell out nearly $5 million to regain control of its computer networks. "Following this restart, it will take several days for the product delivery supply chain to return to normal," the company said in a statement on Thursday evening. "Some markets served by Colonial Pipeline may experience, or continue to experience, intermittent service interruptions during this start-up period. Colonial will move as much gasoline, diesel, and jet fuel as is safely possible and will continue to do so until markets return to normal." The company's official website , however, has been taken offline as of writing with an access denied message "This request was blocked by the security rules." Bloomberg, citing "two people familiar with the transaction," said the company made th
Alert: Hackers Exploit Adobe Reader 0-Day Vulnerability in the Wild

Alert: Hackers Exploit Adobe Reader 0-Day Vulnerability in the Wild

May 12, 2021
Adobe has released  Patch Tuesday updates  for the month of May with fixes for multiple vulnerabilities spanning 12 different products, including a zero-day flaw affecting Adobe Reader that's actively exploited in the wild. The list of updated applications includes Adobe Experience Manager , Adobe InDesign , Adobe Illustrator , Adobe InCopy , Adobe Genuine Service , Adobe Acrobat and Reader, Magento , Adobe Creative Cloud Desktop Application, Adobe Media Encoder , Adobe After Effects , Adobe Medium, and Adobe Animate. In a security bulletin, the company  acknowledged  it received reports that the flaw "has been exploited in the wild in limited attacks targeting Adobe Reader users on Windows." Tracked as CVE-2021-28550, the zero-day concerns an arbitrary code execution flaw that could allow adversaries to execute virtually any command on target systems. While the targeted attacks took aim at Windows users of Adobe Reader, the issue affects both Windows and macOS ver
LIVE Webinar — The Rabbit Hole of Automation

LIVE Webinar — The Rabbit Hole of Automation

May 11, 2021
The concept of automation has taken on a life of its own in recent years. The idea is nothing new, but the current interest in automation is a mix of both hype and innovation. On the one hand, it's much easier today to automate everything from small processes to massive-scale tasks than it's ever been before. On the other hand, are we really prepared to hand the reins over to completely automated systems, and should we? There are areas in security operations where automation is already a critical component. In terms of analytics and parsing through ever-expanding data flows, it's impossible for most teams to keep up without impacting other areas of their jobs. Automated systems help us make sense of threats much faster and more reliably. However, automation isn't a cure-all (just yet). A new live webinar from XDR provider Cynet dives into the topic more in depth ( register here ). The webinar explores automation as it exists today in the cybersecurity industry. Led
4 Major Privacy and Security Updates From Google You Should Know About

4 Major Privacy and Security Updates From Google You Should Know About

May 07, 2021
Google has announced a number of user-facing and under-the-hood changes in an attempt to boost privacy and security, including rolling out two-factor authentication automatically to all eligible users and bringing iOS-styled privacy labels to Android app listings. "Today we ask people who have enrolled in  two-step verification  (2SV) to confirm it's really them with a simple tap via a Google prompt on their phone whenever they sign in," the company  said . "Soon we'll start automatically enrolling users in 2SV if their accounts are appropriately configured." Google Play To Get Apple-Like Privacy Labels The Google Play Store for Android is also getting a huge overhaul on the privacy front. The search giant said it plans to include a new  safety section  for app listings that highlights the type of data being collected and stored — such as approximate or precise location, contacts, personal information, photos and videos, and audio files — and how the dat
New TsuNAME Flaw Could Let Attackers Take Down Authoritative DNS Servers

New TsuNAME Flaw Could Let Attackers Take Down Authoritative DNS Servers

May 07, 2021
Security researchers Thursday disclosed a new critical vulnerability affecting Domain Name System (DNS) resolvers that could be exploited by adversaries to carry out reflection-based denial-of-service attacks against authoritative nameservers. The flaw, called  'TsuNAME ,' was discovered by researchers from SIDN Labs and InternetNZ, which manage the national top-level internet domains '.nl' and '.nz' for the Netherlands and New Zealand, respectively. "TsuNAME occurs when domain names are misconfigured with cyclic dependent DNS records, and when vulnerable resolvers access these misconfigurations, they begin looping and send DNS queries rapidly to authoritative servers and other resolvers," the researchers said. A recursive DNS resolver is one of the core components involved in  DNS resolution , i.e., converting a hostname such as www.google.com into a computer-friendly IP address like 142.250.71.36. To achieve this, it responds to a client's r
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